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FR2763134B1 - Procede de traitement du signal de reception d'un radar sar a rampes de frequence - Google Patents

Procede de traitement du signal de reception d'un radar sar a rampes de frequence

Info

Publication number
FR2763134B1
FR2763134B1 FR9705624A FR9705624A FR2763134B1 FR 2763134 B1 FR2763134 B1 FR 2763134B1 FR 9705624 A FR9705624 A FR 9705624A FR 9705624 A FR9705624 A FR 9705624A FR 2763134 B1 FR2763134 B1 FR 2763134B1
Authority
FR
France
Prior art keywords
rampes
frequency
processing
receiving signal
sar radar
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9705624A
Other languages
English (en)
Other versions
FR2763134A1 (fr
Inventor
Eric Normant
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR9705624A priority Critical patent/FR2763134B1/fr
Priority to US09/069,989 priority patent/US5910785A/en
Priority to EP98401088A priority patent/EP0877260A1/fr
Publication of FR2763134A1 publication Critical patent/FR2763134A1/fr
Application granted granted Critical
Publication of FR2763134B1 publication Critical patent/FR2763134B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
    • G01S13/9004—SAR image acquisition techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/26—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
    • G01S13/28—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses
    • G01S13/282—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses using a frequency modulated carrier wave

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR9705624A 1997-05-07 1997-05-07 Procede de traitement du signal de reception d'un radar sar a rampes de frequence Expired - Fee Related FR2763134B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9705624A FR2763134B1 (fr) 1997-05-07 1997-05-07 Procede de traitement du signal de reception d'un radar sar a rampes de frequence
US09/069,989 US5910785A (en) 1997-05-07 1998-04-30 Method for the processing of the reception signal of a synthetic aperture radar with frequency ramps
EP98401088A EP0877260A1 (fr) 1997-05-07 1998-05-05 Procédé de traitement du signal de réception d'un radar SAR à rampés de fréquence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9705624A FR2763134B1 (fr) 1997-05-07 1997-05-07 Procede de traitement du signal de reception d'un radar sar a rampes de frequence

Publications (2)

Publication Number Publication Date
FR2763134A1 FR2763134A1 (fr) 1998-11-13
FR2763134B1 true FR2763134B1 (fr) 1999-07-30

Family

ID=9506664

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9705624A Expired - Fee Related FR2763134B1 (fr) 1997-05-07 1997-05-07 Procede de traitement du signal de reception d'un radar sar a rampes de frequence

Country Status (3)

Country Link
US (1) US5910785A (fr)
EP (1) EP0877260A1 (fr)
FR (1) FR2763134B1 (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2763398B1 (fr) * 1997-05-13 1999-08-06 Thomson Csf Procede de traitement du signal de reception d'un radar sar de type deramp
FR2766578B1 (fr) * 1997-07-22 1999-10-15 Thomson Csf Procede de compression d'impulsion avec une forme d'onde a bande synthetique
US6333986B1 (en) * 1998-05-08 2001-12-25 Lockheed Martin Corporation Cepstral method and system for detecting/classifying objects from air-based or space-based images
US6946974B1 (en) 1999-09-28 2005-09-20 Racunas Jr Robert Vincent Web-based systems and methods for internet communication of substantially real-time parking data
US6735346B2 (en) * 2000-12-11 2004-05-11 Essex Corporation HD fourier transforms for irregularly sampled data
US7042386B2 (en) * 2001-12-11 2006-05-09 Essex Corporation Sub-aperture sidelobe and alias mitigation techniques
DE10226508A1 (de) * 2002-06-14 2004-01-08 Dornier Gmbh Verfahren zur Detektion sowie Geschwindigkeits- und Positionsschätzung von bewegten Objekten in SAR-Bildern
US6943724B1 (en) 2002-10-30 2005-09-13 Lockheed Martin Corporation Identification and tracking of moving objects in detected synthetic aperture imagery
US6864828B1 (en) 2003-02-18 2005-03-08 Lockheed Martin Corporation Method and apparatus for collection and processing of interferometric synthetic aperture radar data
US6864827B1 (en) * 2003-10-15 2005-03-08 Sandia Corporation Digital intermediate frequency receiver module for use in airborne SAR applications
WO2006076488A2 (fr) * 2005-01-13 2006-07-20 Bae Systems Information And Electronic Systems Integration Inc. Radar a frequence echelonnee
GB0506209D0 (en) * 2005-03-29 2005-05-04 Qinetiq Ltd Coherent frequency modulated continuous wave radar
US7221308B2 (en) * 2005-04-19 2007-05-22 Northrop Grumman Corporation Joint stars embedded data link
US7791530B2 (en) * 2006-01-05 2010-09-07 Autoliv Asp, Inc. Time duplex apparatus and method for radar sensor front-ends
CA2750403C (fr) * 2009-02-06 2017-01-03 Saab Ab Systeme radar et procede pour radar a ouverture synthetique
CN101961248B (zh) * 2009-07-23 2013-12-25 深圳迈瑞生物医疗电子股份有限公司 一种超声系统中非线性压缩的方法与装置
US20120154207A1 (en) * 2010-12-21 2012-06-21 Electronics And Telecommunications Research Institute Apparatus and method for scanning image in image processing system
CN102854504B (zh) * 2011-06-30 2014-08-13 中国科学院电子学研究所 基于回波模拟算子的稀疏合成孔径雷达成像方法
US9274219B2 (en) * 2011-07-07 2016-03-01 Brian M. Lamb Apparatus and method for short dwell inverse synthetic aperture radar (ISAR) imaging of turning moving vehicles
CN105277994A (zh) * 2015-07-06 2016-01-27 中煤科工集团西安研究院有限公司 微分电导数据合成孔径的确定方法及其装置
US10145937B2 (en) * 2016-04-01 2018-12-04 Texas Instruments Incorporated Dynamic IQ mismatch correction in FMCW radar
US10330774B2 (en) * 2016-08-23 2019-06-25 GM Global Technology Operations LLC Method and apparatus for computationally efficient target acquisition and tracking using a radar
EP3432027B1 (fr) * 2017-07-20 2021-09-01 Airbus Defence and Space GmbH Système de radar à ouverture synthétique, à large fauchée et haute résolution
US10989793B2 (en) 2017-12-01 2021-04-27 Electromagnetic Systems, Inc. Adaptive correction of radar channel-to-channel time-dependent errors
CN111830471A (zh) * 2019-04-16 2020-10-27 鉴真防务技术(上海)有限公司 一种基于时频分析的宽带雷达误差校准方法
CN114185046B (zh) * 2021-12-08 2024-08-16 西安电子科技大学 基于发射波形参数可调的视频sar成像系统及方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2629602B1 (fr) * 1976-04-02 1991-09-20 Thomson Csf Dispositif de traitement des signaux d'un radar a vision laterale, et systeme radar comportant un tel dispositif
GB8700973D0 (en) * 1987-01-17 1987-07-08 Scicon Ltd Aperture synthesis
US5608404A (en) * 1993-06-23 1997-03-04 The United States Of America As Represented By The United States Department Of Energy Imaging synthetic aperture radar

Also Published As

Publication number Publication date
EP0877260A1 (fr) 1998-11-11
US5910785A (en) 1999-06-08
FR2763134A1 (fr) 1998-11-13

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